Compatible for Compatible for Chevy 396, 402, 427, 454, and 502's Big block 1966-UP. Tall style - 3 1/4" (4" down the center outside height), will clear almost all valve train combinations. These have the outer bolts going through the top of the covers for more valvetrain clearance. Putting these protective covers on a custom car will not disappoint you. They are tall styles, so roller rockers and double ear straps can be removed. These have a 1/4 inch thick aluminum gasket guide, which achieves a perfect seal every time.
Application:
Compatible for Compatible for Chevy 396 402 427 454 and 502's 1966-UP